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2024-05-10 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb

 kernel/drivers/crypto/bcm/cipher.h
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@@ -1,17 +1,7 @@
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+
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+/* SPDX-License-Identifier: GPL-2.0-only */
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 /*
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  * Copyright 2016 Broadcom
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License, version 2, as
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- * published by the Free Software Foundation (the "GPL").
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- *
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- * This program is distributed in the hope that it will be useful, but
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- * WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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- * General Public License version 2 (GPLv2) for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * version 2 (GPLv2) along with this source code.
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  */
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 #ifndef _CIPHER_H
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@@ -22,7 +12,9 @@
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 #include <linux/mailbox_client.h>
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 #include <crypto/aes.h>
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 #include <crypto/internal/hash.h>
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+#include <crypto/internal/skcipher.h>
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 #include <crypto/aead.h>
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+#include <crypto/arc4.h>
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 #include <crypto/gcm.h>
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 #include <crypto/sha.h>
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 #include <crypto/sha3.h>
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@@ -34,9 +26,6 @@
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 /* Driver supports up to MAX_SPUS SPU blocks */
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 #define MAX_SPUS 16
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-#define ARC4_MIN_KEY_SIZE   1
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-#define ARC4_MAX_KEY_SIZE   256
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-#define ARC4_BLOCK_SIZE     1
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 #define ARC4_STATE_SIZE     4
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 #define CCM_AES_IV_SIZE    16
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@@ -115,7 +104,7 @@
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 struct iproc_alg_s {
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 	u32 type;
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 	union {
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-		struct crypto_alg crypto;
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+		struct skcipher_alg skcipher;
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 		struct ahash_alg hash;
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 		struct aead_alg aead;
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 	} alg;
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@@ -162,7 +151,7 @@
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 	u8 rx_stat[ALIGN(SPU_RX_STATUS_LEN, SPU_MSG_ALIGN)];
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 	union {
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-		/* Buffers only used for ablkcipher */
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+		/* Buffers only used for skcipher */
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 		struct {
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 			/*
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 			 * Field used for either SUPDT when RC4 is used
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@@ -227,7 +216,7 @@
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 	/*
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 	 * Buffer to hold SPU message header template. Template is created at
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-	 * setkey time for ablkcipher requests, since most of the fields in the
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+	 * setkey time for skcipher requests, since most of the fields in the
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 	 * header are known at that time. At request time, just fill in a few
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 	 * missing pieces related to length of data in the request and IVs, etc.
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 	 */
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@@ -269,7 +258,7 @@
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 	/* total todo, rx'd, and sent for this request */
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 	unsigned int total_todo;
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-	unsigned int total_received;	/* only valid for ablkcipher */
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+	unsigned int total_received;	/* only valid for skcipher */
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 	unsigned int total_sent;
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 	/*
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@@ -399,7 +388,6 @@
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 				      u16 spu_req_hdr_len,
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 				      unsigned int is_inbound,
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 				      struct spu_cipher_parms *cipher_parms,
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-				      bool update_key,
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 				      unsigned int data_size);
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 	void (*spu_request_pad)(u8 *pad_start, u32 gcm_padding,
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 				u32 hash_pad_len, enum hash_alg auth_alg,